American Airline has 5% to 10% off coupon codes.

• They are multi-used codes
• Codes are not valid for telephone bookings. Codes are valid for bookings made through AA.com
• Use of these codes will not prevent you from earning AAdvantage EQM, EQP, EQS, MM or RDM.

https://docs.google.com/spreadsheet/ccc?key=0AuucuJk1WVtTdEZZNUc3VWVlRjFwWThpMW5xblJaaFE#gid=0

좋은정보같아서 공유합니다. 출발지에 따라 디스카운트가 가능한건지 Deal 사이트에 올라와서 올려봅니다.